PBS
Why Paleontologists Can’t Stop Fighting About Spinosaurus
New ReviewWhat does it mean to be a “semi-aquatic” dinosaur? Was it wading in the shallows, or could it have been a skilled swimmer? Each scenario paints a very different picture of Spinosaurus, and the discovery of new fossils has paleontologists...
Amoeba Sisters
Menstrual Cycle Walkthrough: Phases & Hormonal Regulation
New ReviewIn this menstrual cycle video, explore the ovarian cycle and uterine cycle with the Amoeba Sisters! This video will walk through major events in phases of the ovarian cycle (follicular phase and luteal phase) and phases of the uterine...
Amoeba Sisters
Angiosperm (Flowering Plants) Reproduction
New ReviewJoin the Amoeba Sisters as they introduce angiosperms (flowering plants) before exploring flower parts, pollination, and double fertilization in angiosperms! This video also talks about the importance of pollinators.
Amoeba Sisters
Intro to Cladograms and Phylogenetic Trees
New ReviewJoin the Amoeba Sisters as they introduce the basics about cladograms and phylogenetic trees. The Amoeba Sisters walk through the process of building a basic cladogram and mention vocabulary such as: shared ancestral character, shared...
Amoeba Sisters
Action Potential
New ReviewJoin the Amoeba Sisters as they explore the action potential. This video discusses resting membrane potential before going into the phases of the action potential including vocabulary such as depolarization, repolarization, and...
SciShow
The Lake Where Hundreds of People Died… Twice
India's Roopkund Lake, also known as Skeleton Lake, is the site of gruesome sculptures of human bones. Many causes of these deaths have been proposed, from hail to divine intervention. But scientists now think that whatever happened, it...
SciShow
This Is The Best Predator Defense Of All Time
It's a hard world out there, especially for a little guy. So what's a soft-bodied animal to do? Turns out that marine invertebrates basically figured out the best defense system of all time, and nobody's a better demonstration of that...
SciShow
Did We Just De-Extinct Dire Wolves?!
So you've probably heard by now that a biotech company called Colossal Biosciences has brought dire wolves back form extinction. Or at least.... they SAY they did. We wanted to break down all the science in their claims, and get to the...
SciShow
How Do Eggs Know When to Hatch?
Are you an insect fetus who'd rather not get eaten by your siblings? How about a baby frog who'd rather not drown before getting to leave your egg? Well, you had better figure out a way to hatch when you need to. Hosted by: Hank Green
SciShow
The Secret To Saving The Oceans Is In… Clams?
There's a complex, mysterious current running throughout the Atlantic Ocean, and it's in trouble. But to help save it, researchers need to understand it, and finding ways to study it has been a challenge. But it turns out that the secret...
SciShow
What’s Causing the Parkinson’s Belt?
The number of people with Parkinson's Disease has doubled in just 25 years, but its rise has been much worse in some places than in others. Hosted by: Stefan Chin (he/him)
SciShow
Why Do So Many More Pedestrians Die in America?
A huge number of vehicular fatalities are people who aren't in cars at all. Pedestrians are dying more than they used to and more in America than other comparable parts of the world. Here's why. Hosted by: Savannah Geary (they/them)
SciShow
The Place Where You Can Touch Two Continents
Silfra Fissue in Iceland is a remarkable place where the Earth is tearing itself apart. Here, intrepid divers can reach out and touch two continents at once. But... should they? Hosted by: Reid Reimers (he/him)
SciShow
What’s The Fastest Language?
Correction: This episode has some mistakes in our on-screen credits. The Writer is Tom Rivlin, the script Script Editor is JD Voyek, and the Fact Checker is Angela Reed. Have you ever listened to someone speaking a foreign language and...
SciShow
When Did Humans ACTUALLY Get to the Americas?
There are a lot of great debates in science, and a major one is when exactly humans reached the Americas. There's contentious footprints and wishy-washy stone tools, all of which has spurred some heated academic arguments. But the most...
SciShow
The Last Person Standing In Nuclear War
In a nuclear explosion, how close you are impacts your chance of survival. But who you are also has more influence than you might think. If everyone on Earth were equidistant from the bomb, here's the last person standing. Hosted by:...
SciShow
Turkey’s Cotton Palace Built Itself
Pamukkale, Turkey's Cotton Palace, is home to some of the most beautiful hot springs in the world. Located in the Denizli Basin, it's not only unique, but can tell us a surprising amount about the history of the site. Hosted by: Stefan...
SciShow
Why Some Trees in SciShow's Hometown Are Full of Poop
How would you deal with sewage waste pollution? Here in Missoula, the answer was.... poplar trees. Here's the weird reason that these poplar trees are some of nature's best cleaners, and why our hometown heroes might not be so awesome...
SciShow
Why Don't We Talk About Acid Rain Anymore?
Are you old enough for your childhood to be filled with the threat of acid rain? Are you now thinking "Wait, why haven't I heard about the threat of acid rain in forever?". Well it's because scientists and policymakers around the world...
SciShow
5 Bad Health Science Takes
Does eating soy make you more feminine? Is sunscreen actually bad for you? (No.) Here are five bad takes about human health, and the real truth behind them. Hosted by: Stefan Chin (he/him)
SciShow
The Meatless Meats of the Future
Plant-based meat alternatives have come a long way, but scientists continue to look for sources of protein that will improve on them. Here are five of the most promising plants being researched. Hosted by: Stefan Chin (he/him)
SciShow
Reforestation Does Not Begin With Planting Trees
Reforesting unneeded farmland could be a huge key for getting the climate crisis under control. Which is why Pat Brown, creator of the Impossible Burger, is trying to figure out the best way to do it. Hosted by: Stefan Chin (he/him)
SciShow
This Board Game Is Older Than Stonehenge
We've been coming up with games to pass the time for just about as long as we've had writing, but sadly, not all of our oldest board games come with the rule books intact. Here's a few of the oldest board games ever from, from Patolli to...
SciShow
These Lakes Shouldn't Be Three Different Colors
On top of a volcano in Indonesia, there are three lakes. But these three neighbors couldn't be more different, since each of them is a different vivid hue. Let's talk about the weird chemistry atop Keli Mutu Volcano and the three...